# AwsUtilsHostingExtensions.UseDynamoDBClustering(ISiloBuilder, Action<OptionsBuilder<DynamoDBClusteringOptions>>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.clustering.dynamodb/orleans.hosting.awsutilshostingextensions/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.clustering.dynamodb/orleans.hosting.awsutilshostingextensions/methods/)

[Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/AWS/Orleans.Clustering.DynamoDB/AWSUtilsHostingExtensions.cs)

```csharp
public static ISiloBuilder UseDynamoDBClustering(this ISiloBuilder builder, Action<OptionsBuilder<DynamoDBClusteringOptions>> configureOptions)
```

Configures the silo to use DynamoDB for clustering.

### Parameters

- `builder` (`ISiloBuilder`): The builder.
- `configureOptions` (`Action<OptionsBuilder<DynamoDBClusteringOptions>>`): The configuration delegate.

### Returns

The provided [ISiloBuilder](/orleans/docs/api/csharp/microsoft.orleans.runtime/orleans.hosting.isilobuilder/).